/**
 * Package name:com.springboot.aspect
 * File name:WebLogAspect.java
 * Date:2017年1月21日-下午6:57:30
 * feiniu.com Inc.Copyright (c) 2013-2016 All Rights Reserved.
 *
 */
package com.springboot.aspect;

import java.util.Arrays;

import javax.servlet.http.HttpServletRequest;

import org.apache.log4j.Logger;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

/**
 * @ClassName WebLogAspect
 * @Description
 * @date 2017年1月21日 下午6:57:30
 * @author shenhuiyang
 * @version 1.0.0
 *
 */
@Component
@Aspect
public class WebLogAspect {
	private static final Logger logger = Logger.getLogger(WebLogAspect.class);
	private ThreadLocal<Long> startTime = new ThreadLocal<Long>();
	
	@Pointcut("execution(public * com.springboot.controller..*.*(..))")
	public void webLog() {
	}

	@Before("webLog()")
	public void doBefore(JoinPoint joinPoint) throws Throwable {
		startTime.set(System.currentTimeMillis());
		// 接收到请求，记录请求内容
		ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
		HttpServletRequest request = attributes.getRequest();
		// 记录下请求内容
		logger.info("URL : " + request.getRequestURL().toString());
		logger.info("HTTP_METHOD : " + request.getMethod());
		logger.info("IP : " + request.getRemoteAddr());
		logger.info("CLASS_METHOD : " + joinPoint.getSignature().getDeclaringTypeName() + "."
				+ joinPoint.getSignature().getName());
		logger.info("ARGS : " + Arrays.toString(joinPoint.getArgs()));
	}

	@AfterReturning(returning = "ret", pointcut = "webLog()")
	public void doAfterReturning(Object ret) throws Throwable {
		// 处理完请求，返回内容
		logger.info("RESPONSE : " + ret);
		logger.info("SPEND TIME : " + (System.currentTimeMillis() - startTime.get()));
	}

}
